1. Why? I´ve got to teach him a lesson because he always tries to seduce my fiancee.
    为什么?我必须给他一个教训,因为他老是试图勾引我的未婚妻.

2. When the lesson in grammar was over we began our writing.
    文法讲完了就开始习字。

3. There´s the bell for the end of the lesson.
    下课铃响了.

4. The teacher illustrated the history lesson with pictures of castles.
    教师利用城堡图画讲解历史课。

5. The first lesson in driving is how to start the car.
    学驾驶汽车的第一课是启动.

6. The lesson was not clear and it has muddled me.
    这一堂课不清楚，把我给搞糊涂了。

7. The children rushed out of the classroom at the end of their lesson.
    下课后孩子们冲出教室。

8. The master had told us he would question us on verbs, and I did not know a thing about them, for I had not studied my lesson.
    老师说过要问我们动词的问题，可是我没有温习功课，一点也不会。

9. Today is your last lesson in French.
    今天是你们最后一次法语课，

10. This was a great lesson to me, and now I saw, though too late, the folly of beginning a work before we count the cost, and before we judge rightly of our own strength to go through with it.
    这事给了我很大教训。尽管为时太晚，我现在明白了：在开始做一件事之前，不先估计一下代价，不先正确地估计自己是否有做完这件事的力量，那真是太愚蠢了！